Abstract: A remotely controllable antenna mount for use with a wireless telecommunication antenna provides mechanical azimuth and tilt adjustment using AISG compatible motor control units and AISG control and monitoring systems to remotely adjust the physical orientation of the antenna. The mount control units are serially interconnected with AISG antenna control units which adjust electronic tilt mechanisms within the antenna itself. An AISG compatible mount azimuth control unit drives rotatable movement of the antenna through a range of azimuth angle positions. The antenna mount further includes a mechanical downtilt assembly interconnected between the antenna interface and the antenna. An AISG compatible mount tilt control unit drives linear movement of an actuator assembly and corresponding pivoting of the antenna through a range of tilt angle positions.

Abstract: A hosted multi-reflector antenna system includes a primary reflector, a subreflector, an aperture, a feed structure and an anti-jam housing. The feed structure includes an electronically steered antenna (ESA). The subreflector directs a reflected beam between a primary reflector and an ESA, and the anti-jam housing encloses the subreflector and the ESA. The antenna system is thermo-elastically decoupled and thermally self-sufficient, accommodates thermal dissipation of the feed structure, and can maintain a precise antenna alignment.

Abstract: An antenna includes a first dielectric layer having a first surface and a second surface, a second dielectric layer having a third surface and a fourth surface, and a reinforcing layer disposed between the first dielectric layer and the second dielectric layer and including an insulating material. A first adhesive layer is disposed between the first dielectric layer and the reinforcing layer, and a second adhesive layer is disposed between the second dielectric layer and the reinforcing layer. A first pattern layer is disposed on a surface of the first dielectric layer facing the first adhesive layer, and a second pattern layer is disposed on a surface of the second dielectric layer facing away from the second adhesive layer. The reinforcing layer has a first cavity penetrating a region between the first and second dielectric layers.

Abstract: A slot antenna apparatus that includes a waveguide including a sidewall and having an extending direction, a slot provided on the sidewall, and a dielectric member that is attached to the waveguide and is slidable in the extending direction with respect to the slot, the dielectric member including a first section and a second section, the first section covering the slot at a first slide position, the second section covering the slot at a second slide position next to the first slide position, and the first section and the second section having different relative permittivities or different thicknesses with each other.

Abstract: A field device having a metal housing, a connection line guided through a cable bushing and a radio module having an antenna, wherein the antenna extends, at least in sections, outside of the housing parallel to the connection line and in the cable bushing.

Abstract: A radiating system configured to operate electromagnetic wave signals from first and second frequency regions, wherein the lowest frequency of the second frequency region is above the highest frequency of the first frequency region: the radiating system comprising a radiating structure, a radiofrequency system, and an external port. The radiating structure comprises a first boosting element electrically connected to a first conductive element, a second boosting element electrically connected to a second conductive element, and a ground plane layer. The radiofrequency system comprises a first matching network connected to the first conductive element and the external port, and a second matching network connected to the second conductive element and a ground port. The first and second matching networks are configured to modify the impedance of the radiating structure providing impedance matching to the radiating system, at the external port, in the first and second frequency regions.

Abstract: The present disclosure relates to a mechanical transmission mechanism and a base station antenna.

Abstract: An antenna and methods of fabricating the antenna and a resonator of the antenna. The antenna includes an antenna feed arranged to emit an electromagnetic signal along a predetermined direction; a resonator disposed adjacent to the antenna feed arranged to improve a directivity of the electromagnetic signal being emitted by the antenna feed; wherein the resonator includes a first reflector and a second reflector sandwiching a resonating cavity therebetween; and wherein the first reflector includes a curved reflector surface.

Abstract: This disclosure includes a compact directional antenna array that has a low profile, is easy to deploy and provides a directional response over a wide range of frequencies. The array includes one or more pairs of equal length conductors that are arranged radially about the center of the array. The conductors follow the surface of a lossy medium and are each referenced to a conductive rod that is inserted into the medium. The directional response of the array is selectable by means of a series of configurable relays or switches that route some signals through a delay network to a combiner and other signals directly to the combiner.

Abstract: An antenna with at least one pair of electrically conducting lands, and a second pair of spaced-apart electrically conducting lands or a single land, wherein the lands are parallel with respect to a first electrically conductive sheet is disclosed.

Abstract: A tunable antenna isolator includes a first wall, a second wall, and an electromagnetic band-gap (EBG) structure located between the first wall and the second wall. The first wall may be a metallic wall or an EBG structure, and the second wall may be a metallic wall or an EBG structure.

Abstract: The present disclosures provide methods and apparatuses for a metamaterial antenna structure having a plurality of super elements of slotted transmission lines. The metamaterial antenna structure has an aperture structure with apertures positioned in a specific orientation relative to a centerline of the aperture structure and configured to propagate transmission signals from a distributed feed network through the apertures. The metamaterial antenna structure also has a transmission array structure comprising a plurality of transmission lines coupled to the aperture structure and configured to propagate the transmission signals from the aperture structure through one or more slots in the transmission array structure, in which the apertures of the aperture structure are interposed between the slots. The metamaterial antenna structure also has a radiating array structure coupled to the transmission array structure and configured to radiate the transmission signals from the transmission array structure.

Abstract: An electronic device having a fifth-generation (5G) antenna according to an embodiment is provided. The electronic device includes a cover glass through which electromagnetic waves are transmitted, a case having a metal rim formed on a side surface of the electronic device, and an antenna module configured to transmit or receive beamformed signals through a plurality of antenna elements, and wherein the antenna module is configured to be coupled with a module bracket, with being tilted at a predetermined slant angle from a baseline of the electronic device, so as to radiate the beamformed signals through the cover glass.

Abstract: The disclosure relates to an array antenna, and more specifically, the array antenna configured by arranging a plurality of antenna elements at close positions. An array antenna is provided. The array antenna includes a first antenna operating in a first mode, and a second antenna operating in a second mode, wherein a correlation between an electric field of the first mode and an electric field of the second mode falls below a first threshold which is predetermined, or a correlation between a magnetic field of the first mode and a magnetic field of the second mode falls below a second threshold which is predetermined.

Abstract: An antenna apparatus includes: a first dipole antenna pattern; a feed line electrically connected to the first dipole antenna pattern; and a first ground plane disposed rearward of the first dipole antenna pattern and spaced apart from the first dipole antenna pattern; wherein the first ground plane forms a step-type cavity, and width of a rear portion of the step-type cavity is different from a width of a front portion of the step-type cavity.

Abstract: A calibration method for a phased array system comprises sequentially injecting a tone into a first plurality of antenna elements of an antenna array, receiving the tone by a second plurality of antenna elements of the antenna array through parasitic coupling between the first plurality of antenna elements and the second plurality of antenna elements, measuring a plurality of phase errors between the first plurality of antenna elements and the second plurality of antenna elements, populating a lookup table with the plurality of phase errors, and calibrating a plurality of phase shifters associated with a plurality of channels in the phased array system using the plurality of phase errors in the lookup table.

Abstract: The present invention relates to: a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system; and a system therefor. The present invention provides an antenna module comprising: an antenna array for radiating beams through a top surface thereof; a dielectric disposed to be spaced apart from the top surface of the antenna array by a first preset length; a first reflector comprising a metallic material, and disposed to be spaced apart from the bottom surface of the dielectric by a second preset length; and a second reflector comprising a metallic material and disposed in the partial region of the bottom surface, of the dielectric, which faces the top surface of the antenna array.

Abstract: A base station antenna includes a first column of radiating elements containing a first plurality of physical rows of radiating elements, which are collectively operable as a first logical row of radiating elements responsive to a first radio frequency signal (RF1), and (ii) a second plurality of physical rows of radiating elements, which are collectively operable as a second logical row of radiating elements responsive to a second radio frequency signal (RF2). The radiating elements within both the first column and the first logical row include a first plurality of radiating elements responsive to RF1, and a second plurality of radiating elements responsive to a phase delayed version of RF1 generated by a first adjustable phase shifter. A radio frequency (RF) signal generator is provided to adjust a phase of RF2 relative to a phase of RF1, in-sync with a change in a phase delay (and static electric tilt) provided by the first adjustable phase shifter.

Abstract: A waveguide microstrip line converter includes a waveguide, a dielectric substrate, a ground conductor including a slot, and a line conductor. The line conductor includes a first section that is a microstrip line having a first line width, a conversion unit that is a second section positioned immediately above the slot and having a second line width greater than the first line width, and a third section extending from the second section in a first direction and performing impedance matching between the first section and the second section. One of the opposite ends of the third section in the first direction is connected to the second section. The first section extends in a second direction perpendicular to the first direction continuously from the other end of the opposite ends of the third section.

Abstract: An electromagnetic wave radiator may include: a first metal layer; a plurality of metal side walls vertically protruding along an edge of the first metal layer; and a second metal layer suspended over the first metal layer. The second metal layer includes a plurality of ports radially extending from edges of the second metal layer and a plurality of slots penetrating the second metal layer in a radial direction.